61511715

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{383}}^1$

素因数の和:520

約数の個数: 48

約数和(自身を含む): 110702592

約数和(自身を除く): 49190877

約数列:

[1, 3, 5, 9, 15, 43, 45, 83, 129, 215, 249, 383, 387, 415, 645, 747, 1149, 1245, 1915, 1935, 3447, 3569, 3735, 5745, 10707, 16469, 17235, 17845, 31789, 32121, 49407, 53535, 82345, 95367, 148221, 158945, 160605, 247035, 286101, 476835, 741105, 1366927, 1430505, 4100781, 6834635, 12302343, 20503905, 61511715]

約数ペア:

[(1, 61511715), (3, 20503905), (5, 12302343), (9, 6834635), (15, 4100781), (43, 1430505), (45, 1366927), (83, 741105), (129, 476835), (215, 286101), (249, 247035), (383, 160605), (387, 158945), (415, 148221), (645, 95367), (747, 82345), (1149, 53535), (1245, 49407), (1915, 32121), (1935, 31789), (3447, 17845), (3569, 17235), (3735, 16469), (5745, 10707)]